Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kbc7 draw
6 Kc8 draw
7 Ra7 draw
8 Rb7 draw
9 Rc7 draw
10 Rd8 draw
11 Rh7 draw
12 Kc5 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kdc7 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves